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-rwxr-xr-xtools/testing/selftests/bpf/test_flow_dissector.sh48
1 files changed, 42 insertions, 6 deletions
diff --git a/tools/testing/selftests/bpf/test_flow_dissector.sh b/tools/testing/selftests/bpf/test_flow_dissector.sh
index d23d4da66b83..2c3a25d64faf 100755
--- a/tools/testing/selftests/bpf/test_flow_dissector.sh
+++ b/tools/testing/selftests/bpf/test_flow_dissector.sh
@@ -18,19 +18,55 @@ fi
# this is the case and run it with in_netns.sh if it is being run in the root
# namespace.
if [[ -z $(ip netns identify $$) ]]; then
+ err=0
+ if bpftool="$(which bpftool)"; then
+ echo "Testing global flow dissector..."
+
+ $bpftool prog loadall ./bpf_flow.o /sys/fs/bpf/flow \
+ type flow_dissector
+
+ if ! unshare --net $bpftool prog attach pinned \
+ /sys/fs/bpf/flow/flow_dissector flow_dissector; then
+ echo "Unexpected unsuccessful attach in namespace" >&2
+ err=1
+ fi
+
+ $bpftool prog attach pinned /sys/fs/bpf/flow/flow_dissector \
+ flow_dissector
+
+ if unshare --net $bpftool prog attach pinned \
+ /sys/fs/bpf/flow/flow_dissector flow_dissector; then
+ echo "Unexpected successful attach in namespace" >&2
+ err=1
+ fi
+
+ if ! $bpftool prog detach pinned \
+ /sys/fs/bpf/flow/flow_dissector flow_dissector; then
+ echo "Failed to detach flow dissector" >&2
+ err=1
+ fi
+
+ rm -rf /sys/fs/bpf/flow
+ else
+ echo "Skipping root flow dissector test, bpftool not found" >&2
+ fi
+
+ # Run the rest of the tests in a net namespace.
../net/in_netns.sh "$0" "$@"
- exit $?
-fi
+ err=$(( $err + $? ))
-# Determine selftest success via shell exit code
-exit_handler()
-{
- if (( $? == 0 )); then
+ if (( $err == 0 )); then
echo "selftests: $TESTNAME [PASS]";
else
echo "selftests: $TESTNAME [FAILED]";
fi
+ exit $err
+fi
+
+# Determine selftest success via shell exit code
+exit_handler()
+{
set +e
# Cleanup